<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>响应式联系表单</title>
    <meta name="viewport" content="
    width=device-width,initial-scale=1.0,minimum-scale=1.0,maximum-scale=1.0">
    <link rel="stylesheet" type="text/css" href="style.css">
</head>
<body>
    <div class="container">
        <div class="contact-box">
            <div class="left"></div>
            <div class="right">
                <h2>Contact Us</h2>
                <input type="text" class="field" placeholder="Your Name">
                <input type="email" class="field" placeholder="Your Email">
                <input type="text" class="field" placeholder="Your Phone">
                <textarea class="field area" placeholder="Message"></textarea>
                <button class="btn">Send</button>
                </div>
        </div>
    </div>

</body>
</html>